docs: def removi(item, inset):
      """
      Remove an item from an integer set.
  
      http://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/cspice/removi_c.html
  
      :param item: Item to be removed.
      :type item: int
      :param inset: Set to be updated.
      :type inset: spiceypy.utils.support_types.SpiceCell
      """
      assert isinstance(inset, stypes.SpiceCell)
      assert inset.dtype == 2
      item = ctypes.c_int(item)
      libspice.removi_c(item, ctypes.byref(inset))